Roger Lohmann Books

Social Administration

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By making explicit linkages both to social work practice and to the history of management thought, covering the rapidly expanding field of nonprofit studies, and incorporating management approaches...

Breaking Even

By Roger A. Lohmann

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Rural Social Work Practice

By Roger Lohmann, Nancy Lohmann

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Resolving community conflicts and problems

By Roger A. Lohmann

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Public Deliberation and group discussion can strengthen the foundations of civil society, even when the groups engaged in debate share a history of animosity. Scholars have begun to study the dialo...

Resolving community conflicts and problems

By Roger A. Lohmann

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Social Administration

By Roger A. Lohmann, Nancy Lohmann

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.